Home / 49,644.42-68,507.52-28,408.68

Finding the Fourth Proportional to 49,644.42, 68,507.52 and 28,408.68

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Solution

The fourth proportional to 49,644.42, 68,507.52 and 28,408.68 is: 39,202.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,644.42 : 68,507.52 = 28,408.68 : x
  2. Step 2: Convert to fraction form
    49,644.42/68,507.52 = 28,408.68/x
  3. Step 3: Cross multiply
    49,644.42x = 68,507.52 × 28,408.68
  4. Step 4: Simplify right side
    49,644.42x = 1,946,208,213.27
  5. Step 5: Solve for x
    x = 1,946,208,213.27/49,644.42
  6. Step 6: Final answer
    x = 39,202.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.